`webmaster.rt-net.de`

DNSSEC	⚠️ Not signed
MX	`smtpin.rzone.de` ⭐
		A	2a01:238:20a:202:50f0::1097^{🇩🇪 STRATO2a01:238:20a::/48 Strato AG}
		A	81.169.145.97^{🇩🇪 STRATO81.169.144.0/22 AG}
			PTR	`smtpin.rzone.de`

`rt-net.de`

	DNSSEC	⚠️ Not signed
	A	85.214.10.37^{🇩🇪 IONOS-AS85.214.10.0/24 IONOS SE ber.de}
	NS	`docks16.rzone.de` ⭐
	NS	`shades19.rzone.de`
	MX	`smtpin.rzone.de` ⭐
	SOA	`docks16.rzone.de`hostmaster@strato-rz.de 2025-04-05 #12

Same first word

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Similar names

DNS History

3 records (1 active, 2 former)

●MXsmtpin.rzone.de2026-04-07 → 2026-04-13 · 2 obs

● 2026-04-07 11:05:06
● 2026-04-13 01:31:16

○A80.241.215.742016-08-12 → 2016-08-12 · 4 obs

○ 2016-03-20 00:10:26
● 2016-08-12 16:05:22
○ 2026-04-07 11:05:06
○ 2026-04-13 01:31:16

○A81.7.15.42015-07-12 → 2016-03-20 · 4 obs

● 2015-07-12 03:58:28
● 2016-03-20 00:10:26
○ 2016-08-12 16:05:22
○ 2026-04-13 01:31:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
rt-net.de	docks16.rzone.de, shades19.rzone.de	-

✅ Authoritative Response

Server:217.160.80.143

NS records: docks16.rzone.de, shades19.rzone.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rt-net.de (unsigned zone)

⏱️ Timing

Total: 1438ms | Queries: -

📄 Records

Type	Count	Sample Data
MX	1	`smtpin.rzone.de (pri: 5)`

Analysis

Mail Servers

The smtpin.rzone.de mail server handles webmaster.rt-net.de.

webmaster.rt-net.de shares the same mail server setup as other domains, including z3-parts.de, mxav.net, pm18.de, raibold.de and tallarek.de.

smtpin.rzone.de points to two IP numbers: 2a01:238:20a:202:50f0::1097 and 81.169.145.97.

webmaster.rt-net.de - robtex.com